Home / 161,584.02-242,263.58-71,577.86

Finding the Fourth Proportional to 161,584.02, 242,263.58 and 71,577.86

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Solution

The fourth proportional to 161,584.02, 242,263.58 and 71,577.86 is: 107,316.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,584.02 : 242,263.58 = 71,577.86 : x
  2. Step 2: Convert to fraction form
    161,584.02/242,263.58 = 71,577.86/x
  3. Step 3: Cross multiply
    161,584.02x = 242,263.58 × 71,577.86
  4. Step 4: Simplify right side
    161,584.02x = 17,340,708,612.34
  5. Step 5: Solve for x
    x = 17,340,708,612.34/161,584.02
  6. Step 6: Final answer
    x = 107,316.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.